giant lizard vs Komodo lizard

giant lizard and Komodo lizard both are nouns.

Word	Noun	Adjective	Verb	Adverb
giant lizard	Yes	No	No	No
Komodo lizard	Yes	No	No	No

As nouns, giant lizard and Komodo lizard are synonyms defined as:

giant lizard and Komodo lizard: the largest lizard in the world (10 feet); found on Indonesian islands

Other synonyms of giant lizard include dragon lizard, Komodo dragon, Varanus komodoensis.

giant lizard (noun)	Komodo lizard (noun)
the largest lizard in the world (10 feet); found on Indonesian islands	the largest lizard in the world (10 feet); found on Indonesian islands